Home / 19,520,667.67-26,922,813.87-17,160,819.70

Finding the Fourth Proportional to 19,520,667.67, 26,922,813.87 and 17,160,819.70

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Solution

The fourth proportional to 19,520,667.67, 26,922,813.87 and 17,160,819.70 is: 23,668,122.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,520,667.67 : 26,922,813.87 = 17,160,819.70 : x
  2. Step 2: Convert to fraction form
    19,520,667.67/26,922,813.87 = 17,160,819.70/x
  3. Step 3: Cross multiply
    19,520,667.67x = 26,922,813.87 × 17,160,819.70
  4. Step 4: Simplify right side
    19,520,667.67x = 462,017,554,639,729.25
  5. Step 5: Solve for x
    x = 462,017,554,639,729.25/19,520,667.67
  6. Step 6: Final answer
    x = 23,668,122.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.